... 200V-250V,50Hz. If test LED lamp or other lamps without ballast inside the meter, the input voltage ... should be AC 100V-250V. 50-60Hz.2, It could test not only the lighting ... B15,B22,GU10,G9. So it can test different lamps with different base9,With terminal holders, it could ... reason error, free of charge replacement is available. LED lamps,tubes and CFL ligts demo case -T8 full range ...